Ultra Heavy Resistance Tube Exercise Bands by FitCord.  FitCord Provides 4 Band Styles. Each styles comes in an Ultra Heavy Resistance Level that is 55 pounds of resistance. This resistance level is often used for the following: Advanced Strength Training for Men Bodybuilder Daily Workout Band What each Band Style is Used for: FitCord Original Band- General Exercise  X-Over Bands- Arm and Shoulder Strength Training and Rehabilitation Body Sculpting Band- Home Gyms, Exercise Class, Strength Training and Fitness Class Perfect Therapy Band- Rehabilitation Every style replaces free weights, dumbbells, gym equipment and rubber band style resistance bands for a more effective, more comfortable, safer and more consistent workout.